The spectrum of a protein obtained using electrospray ionization mass spectrometry (ESI-MS) is shown below. Two peaks, one at m/z = 2960.6 and the other at m/z = 3552.5, are marked. The mass of the protein associated with the m/z = 2960.6 peak is ______ Da. (Round off to two decimal places)
Antibody | Description |
---|---|
P. IgE | (i) Cross the placenta |
Q. IgG | (ii) Dominant antibody produced in immune responses |
R. IgM | (iii) It is found in the mother's milk |
S. IgA | (iv) Responsible for autoimmune responses including allergies |